I. G. B. WAHYU NUGRAHA PUTRA. PENINGKATAN KETERAMPILAN BERBICARA MELALUI METODE LANGSUNG DI LEMBAGA KURSUS ENGLISH CENTER. SPHOTA: Jurnal Linguistik dan Sastra, [S. l.], v. 7, n. 1, 2015. Disponível em: https://e-journal.unmas.ac.id/index.php/sphota/article/view/1315. Acesso em: 15 may. 2024.